28729388

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{653}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 53397792

約数和(自身を除く): 24668404

約数列:

[1, 2, 4, 17, 34, 68, 647, 653, 1294, 1306, 2588, 2612, 10999, 11101, 21998, 22202, 43996, 44404, 422491, 844982, 1689964, 7182347, 14364694, 28729388]

約数ペア:

[(1, 28729388), (2, 14364694), (4, 7182347), (17, 1689964), (34, 844982), (68, 422491), (647, 44404), (653, 43996), (1294, 22202), (1306, 21998), (2588, 11101), (2612, 10999)]